Please hurry it’s missing

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

Each day jake donates money to the global.

Use a standard normal table to determine the probability. give your answer as a decimal to four decimal places. −1.5< < 1.5)